//=========================================================================
// Copyright (C) 2024 The C++ Component Model(COMO) Open Source Project
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//      http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//=========================================================================

/****************************************************************************************
 Support portable address conversion.

 *****************************************************************************************/

#include "pminternal.h"

void *p_addr(void *md, void *addr)
{
    struct mdesc *mdp = static_cast<struct mdesc *>(md);
    return (nullptr == addr)
                        ? nullptr
                        : reinterpret_cast<void *>((size_t)addr - (size_t)(mdp->mempoolbase));
}

void *e_addr(void *md, void *addr)
{
    struct mdesc *mdp = static_cast<struct mdesc *>(md);
    return (nullptr == addr)
                        ? nullptr
                        : reinterpret_cast<void *>((size_t)addr + mdp->mempoolbase);
}

void *b_addr(void *md)
{
    struct mdesc *mdp = static_cast<struct mdesc *>(md);
    return static_cast<void *>(mdp->mempoolbase);
}
